P
US6780944B1ExpiredUtilityPatentIndex 71

Resin composition

Assignee: ASAHI GLASS CO LTDPriority: Mar 19, 1998Filed: Mar 17, 1999Granted: Aug 24, 2004
Est. expiryMar 19, 2018(expired)· nominal 20-yr term from priority
Inventors:MIURA YASUKIKANNO FUKUOYOKOTA MASATAKA
C08L 81/02C08L 27/12C08L 27/18
71
PatentIndex Score
9
Cited by
9
References
4
Claims

Abstract

A resin composition which comprises from 50 to 99.5 parts by weight of a polyphenylene sulfide and from 0.5 to 50 parts by weight of a fluorinated resin having a solidification temperature of at least 237° C. when cooled at a cooling rate of 10° C./min after melting in a nitrogen atmosphere at 330° C., and from 0 to 250 parts by weight of a filler, etc. per 100 parts by weight of the two components.

Claims

exact text as granted — not AI-modified
What is claimed is:  
     
       1. A resin composition, comprising: 
       (a) from 50 to 99.5 wt % of a polyphenylene sulfide, based on a total amount of (a) and (b 1 ),  
       (b 1 ) from 0.5 to 50 wt % of a tetrafluoroethylene/perfluoro(alkylvinyl ether) copolymer or a tetrafluoroethylene/hexafluoropropylene copolymer, based on a total amount of (a) and (b 1 ); and  
       (c) more than 0 to not more than 250 parts by weight of at least one member selected from the group consisting of an inorganic filler selected from the group consisting of ferrite, mica, silica, talc, alumina, kaolin, calcium sulfate, calcium carbonate, graphite, titanium oxide, zinc oxide, and carbon black, based on 100 parts by weight of the total amount of (a) and (b 1 ).  
     
     
       2. The resin composition according to  claim 1 , comprising from 70 to 95 wt % of component (a) and from 5 to 30 wt % of component (b 1 ), based on the total amount of (a) and (b 1 ). 
     
     
       3. The resin composition according to  claim 1 , wherein the component (c) is spherical silica. 
     
     
       4. The resin composition according to  claim 1 , comprising from 10 to 250 parts by weight of component (c) based on 100 parts by weight of the total amount of (a) and (b 1 ).

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